Tuesday
September 23, 2014

Posts by unknown


Total # Posts: 898

Math
GCF of 12
September 17, 2014

PHYSICS.
5. A motor lifts a 12 kg mass to a height of 15 m at a constant velocity in 3.5 s. a) Find the power b) If the motor is only 35% efficient find the input energy.
June 17, 2014

Physics
a motor lifts a 12 kg mass to a height of 15 meters at a content velocity in 3.5 seconds. a) find the power b) if the motor is only 35% efficient find the input energy
June 16, 2014

math
Please Don't spam, don't submit to many question at the same time in different post! We try are best to answer. Thank You! Unknown
June 3, 2014

Introduction to oPsychology
When you drive down the street listening to your car's radio, you may not think about the fact that the music is received by the radio's antenna. Which part of the human neuron serves the same purpose as asn antenna-that is, receiving information?
May 26, 2014

english and languge arts
HURRY I NEED HELP!!!!! where should you insert a colon in this sentence? Interview the following people Dave, barb, Jose, and Mary Ann 1.after following 2. after people 3.after Jose 4. no where i said no where but i dont know
May 20, 2014

Algebra
6/3=2 2 hrs
April 16, 2014

Math
The surface area of a prism is 54 square inches. What is the surface area of a similar prism that is smaller by a scale of 1/3? My answer- 6
April 6, 2014

Math
Can you check my answer, I got 5.92983333
April 5, 2014

Math
Convert- 94 gal/h=______L/min
April 5, 2014

Math
Ms.Sue wouldn't it be 192?
April 5, 2014

Math
Can someone help me with this? Convert: 48lb/gal=____oz/qt
April 5, 2014

Math economics HELP!!!
YES
March 20, 2014

Science
How many moles of O2 are needed to make 1.98 moles of SO3?
March 13, 2014

science
how many moles of SO2 are needed to make 3 moles of SO3?
March 13, 2014

CALCULUS ECONOMICS
WRONG s is not -300
March 13, 2014

Probability
1. 0.0384 (5!/5^5) 2. ???
March 7, 2014

Probability
c) 13/24
March 7, 2014

Probability
a) 3/5 b) (2/5)/(3/5)=2/3
March 7, 2014

Probability
pataka rana ug answer.. 1/5 + 2/5=4/5? sure ka ana?
March 7, 2014

Math
oops the percent it 18.4 not 18.45! Sorry
March 1, 2014

Math
Oh! Ok let me try it by dividing only once.
March 1, 2014

Math
It's a percent proportion- is/of = %/100
March 1, 2014

Math
Also~ 18.45 of 880 is what number? My answer- 1.6192
March 1, 2014

math
I got .9052 the 2nd time
March 1, 2014

math
62% of 146 is what number? My answer- 23548.38
March 1, 2014

Science
Thank you this helps a lot!
February 25, 2014

Science
How are volcanoes formed?
February 25, 2014

science
Please help! Thank you!
February 22, 2014

science
What is a mountains origin?
February 22, 2014

Math Help
Please help me solve these two problems and check my answer :) 1. 3x-5+x+2 My answer- X= 17/3 2. 5/6x+1/4= -9/4 my answer- X= -2
February 9, 2014

science
a stone is dropped down a well.it hits th surface of the water after 2seconds.find the depth of water from point where the stone was dropped
February 5, 2014

Civics
Ok thank you very much!:D
January 30, 2014

Civics
So it establishes that the court cannot/will not change the understanding of the law once made unless the decision before an be shown wrong/ in error?
January 30, 2014

Civics
What role do precedents play in our legal system? Help would be appreciated!! :-)
January 30, 2014

POL 201
I need answers for week 2 quiz.
January 25, 2014

Physics
One student generates a short, loud sound of wavelength 0.7576 m. Another student, who is 100 m away, hears the sound exactly 0.300 s later. What is the frequency of this sound? Please help
January 15, 2014

Physics please help.
A ball of Styrofoam (ρ = 100 kg/m3) is totally submerged in water. The ball has a mass of 300.0 g (it could be a pretty big block). What is the volume of the ball? If a string holds the ball when it’s in the water, what’s the tension in the string?
January 15, 2014

Social
What are the for and against arguments for the right to vote?
January 12, 2014

Physics Please check my answer
Well it's a two part system, so the mass is a force that the other mass has to overcome in order to move
January 11, 2014

Physics Please check my answer
Okay, so I've figured this much out on my own, I just need help with the next part. It's a two block system with a friction of .20 a hanging mass of 7.5 kg and mass on the table at 10 kg. I got 3.08 m/s^2 for the acceleration and I got 22.8 N for the tension in the ...
January 11, 2014

science
Is a bluegill both a decomposer and consumer?
January 11, 2014

Physics Please check my answer
Yes, the rope pulls all of the blocks to the right. Thank you so much for your help.
January 11, 2014

Physics Please check my answer
1. Which of the following are conserved in a totally inelastic collision? Only momentum Only kinetic energy Both momentum and kinetic energy Neither momentum nor kinetic energy <--- It depends on the objects. 2. Two skaters stand face to face. Skater 1 has a mass of 55 kg, ...
January 11, 2014

please check this
I got 225 N/m is this correct?
January 10, 2014

physics
8. A spring is compressed a distance of 0.15 m from its rest position and held in place while a ball of mass 0.150 kg is placed at its end. When the spring is released, the ball leaves the spring traveling at 9.0 m/s. What is the spring constant? 540 N/m 450 N/m 60 N/m 225 N/m...
January 10, 2014

Physics help
I'm trying to calculate the tension in a rope. The two ropes are holding up a picture frame that is 100N, each rope is at a 45 degree angle. I'm trying to find the value of the tension of the 1st rope. Please help
January 10, 2014

help!!!!
8y-6
January 10, 2014

science help!
A satellite is placed in orbit 100 km above the surface of the earth (radius = 6370 km, mass = 5.98 x 1024 kg). If the satellite has a mass of 1500 kg, what is the force of gravity acting on it?
January 10, 2014

science please check my answer
A mass is moving in uniform circular motion under the effects of a centripetal force. If the force is doubled and the radius is cut in half, by what factor will the speed change? It will double. <---- It will be cut in half. It will not change. It will quadruple. It will be...
January 10, 2014

maths
Solve 5x + 3y = 4 3x + 4y = 9 Just a bit confused Please help
January 10, 2014

Science help.
did you answer all correctly?
January 4, 2014

physics
A graduated cylinder is inverted in a very large bucket of water. The depth of the water in the container is 6 m and the top of the bucket is open to the air in the room. The mouth (bottom) of the graduated cylinder is 4 m above the bottom of the container. Due to a pressure ...
December 30, 2013

Engineering
plz... post all the answers you know so that other people will be benefited.....
December 15, 2013

Physics Classical Mechanics
vm = 2.213594362 Q = 0.278168471
December 11, 2013

Physics Classical Mechanics
M/(pi*r^2*(l-h) + 4*pi*R^3/3)
December 11, 2013

Physics Classical Mechanics
f = 1/(2*pi)*sqrt((2*g)/L)
December 11, 2013

Physics Classical Mechanics
T = 2*pi*sqrt((3*M)/(2*k))
December 11, 2013

Physics Classical Mechanics
(a)NL = (m*g*(1-(2*x)/d))/2 NR = (m*g*(1+(2*x)/d))/2 (b)(-2*mu_k*g*x)/d (c)x_0*cos(sqrt((2*mu_k*g)/d)*t)
December 11, 2013

Science
Thank you!
December 10, 2013

Science
What is a example of a scientific law?
December 10, 2013

math please help me
6x + 4(2x + 3) = 34 + 3x 6x + 4(2x) + (4)(3) = 34 + 3x 6x + 8x + 12 = 34 + 3x 14x + 12 = 34 + 3x 12 = 39 + -11x -27/-11 = =11x/-11 2.45 = x
November 25, 2013

Math
The variable W represents the width of a rectangle. The length of the rectangle, L, is 5 less than twice the width. Write an expression for the length of the rectangle in terms of W. Write a simplified expression for the perimeter of the rectangle in terms of W. Find the ...
November 16, 2013

Science
What substances (Syrup or water) absorb more thermal energy? Why?
November 16, 2013

science
Calculate the time in seconds an Olympic Skier would take to finish a 5,000 meter race at an average velocity of 25 m/s downhill.
November 15, 2013

Physics Classical Mechanics
(a) sqrt(G*M/r_a)
November 14, 2013

Music
What could be done to minimize the commercialism in today’s music scene?
November 14, 2013

Science
what are 4 places where convection is important in a home? {I already have the air conditioner}
November 13, 2013

Science
connexus right ik the answer is c your right goodluck
November 10, 2013

Civics
Ok thank you!
November 10, 2013

Civics
Why was the 14th amendment passed/needed? My answer- To guarantee all former slaves and their children were legally citizens of the USA under the Constitution.
November 10, 2013

Civics
ah ok! Thank you!
November 10, 2013

Civics
So The Fourteenth Amendment was proposed by Congress in 1866 and ratified by the states in 1868?
November 10, 2013

Civics
When was the 14th amendment passed?
November 10, 2013

Language arts
in a way...
November 9, 2013

Language arts
Oh so our world/community are like the shadow because we all or most of us believe there will be riches when we die?
November 9, 2013

Language arts
So the shadow it basically telling the Knight that there is no possibly to get there. So the shadow is us?
November 9, 2013

Language arts
I don't think the last part is correct...
November 9, 2013

Language arts
Yes i have read it, he is looking for Eldorado, he does not find it. the shadow tells him that it is over the Mountains of the Moon, and down the valley of the shadow. (I'm not sure about this answer) Humans today behave the same way because... we spend to much time ...
November 9, 2013

Language arts
In "Eldorado" by Edgar Allan Poe how does our world and community relate to the knights world & community? Please help!! >.<
November 9, 2013

Civics
What does the very last sentence of Animal Farm suggest?
November 5, 2013

Civics
Oh and one more question -1. How did Boxer help dig his own grave, so to speak?
November 5, 2013

Civics
Oh i got the answer now! Thank, you!
November 5, 2013

Civics
In animal farm how do the pigs get the other animals to support their use of the milk and apples?
November 5, 2013

SORRY FOR THE INCONVENIENCE!!
Please accept this as an apology. I wasn't trying to spam this forum I truly believe it's great and I am grateful for the amount of tutors who volunteer their time!! I was very shocked that's all. I am once again sorry
November 3, 2013

MEDIA
I have a right to protect my child!!
November 3, 2013

MEDIA
sorry I only posted this once... technical fault.. :( sorry my kids use this ..you guys are great I am really astonished by the ads though
November 3, 2013

MEDIA
can someone please explain why there are advertisement on the webpage, which are very interrupting...like dating women.. whoever set this programme up can you please get rid of it as this is for educational purposes not for promoting sexual preferences!!
November 3, 2013

media
if it helps my child's education, then yes!!
November 3, 2013

media
I really don't think this ads thing is a good idea. my children use this and I really don't want them to be promoted by such disgraceful things!! I help them as much as I can but this website helps them as well. please do something!!
November 3, 2013

science
*to humanns
November 2, 2013

science
5 facts on how Ultraviolet ray,X-rays and gamma rays are dangerous to and their sources.
November 2, 2013

Music
How does music affect a musical?
November 1, 2013

Science
Determine the frequency of a microwave 6.0 cm in length.( A microwave is an electromagnetic wave.It travels through space at a speed of 3.0 x 10 ^8 m/s)
October 31, 2013

Science >.<
if a wave is traveling at 60cm/second and has a wavelength of 15cm what is the frequency? Please explaine
October 31, 2013

Math...help
thanks a lot bobpursely & jai :)
October 31, 2013

Math...help
so you take away got it!
October 31, 2013

Math...help
so, e)38e+18 f)16f+15 right?
October 31, 2013

Math...help
are the rest correct
October 31, 2013

Math...help
I get confused when the plus and minus clash
October 31, 2013

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